The simple National Variation Agreement template is used to effect the NHS Standard Contract National Variation for 2017-19, in accordance with Option 1 in the Guidance on National Variations to existing 2015/16, 2016/17, 2017-19 (November 2016 edition) and 2017-19 (January 2018 edition) full length contracts and to existing 2016/17, 2017-19 (November 2016 edition) and 2017-19 (January 2018 edition). This simple National Variation Agreement is to be used for full length contracts only. A separate simple National Variation Agreement is available for full length Contracts.